Barriers to teach
	-             Learners not completing pre-reading48
	-             Lack of dedicated teaching time13,44,46,60
	-             Learner fatigue with repetition52
	-             Varying resident abilities/knowledge40
	-             Difficult to recruit teachers32,46,53,60
	-             Lack of consensus on teaching strategies/curriculum topics13
Barriers to learning
	-             Learner fatigue with repetition52
Barriers to practice
	-             Time restraints10,27,48,50
	-             Lack of knowledge10,48
	-             Lack of access to resources48,50
	-             Subjects not taught frequently enough38
	-             Poor search skills and database knowledge13,42,5

Int J Med Educ. 2021; 12:101-124; doi: 10.5116/ijme.6097.ccc0